Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 1 | /* |
| 2 | * board-cm-t35.c (CompuLab CM-T35 module) |
| 3 | * |
| 4 | * Copyright (C) 2009 CompuLab, Ltd. |
| 5 | * Author: Mike Rapoport <mike@compulab.co.il> |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License |
| 9 | * version 2 as published by the Free Software Foundation. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, but |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| 19 | * 02110-1301 USA |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | #include <linux/kernel.h> |
| 24 | #include <linux/init.h> |
| 25 | #include <linux/platform_device.h> |
| 26 | #include <linux/input.h> |
| 27 | #include <linux/input/matrix_keypad.h> |
| 28 | #include <linux/delay.h> |
| 29 | #include <linux/gpio.h> |
| 30 | |
| 31 | #include <linux/i2c/at24.h> |
Balaji T K | ebeb53e | 2009-12-15 20:09:02 +0530 | [diff] [blame] | 32 | #include <linux/i2c/twl.h> |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 33 | #include <linux/regulator/machine.h> |
| 34 | |
Mike Rapoport | 7f049ad | 2009-12-14 09:01:08 +0100 | [diff] [blame] | 35 | #include <linux/spi/spi.h> |
| 36 | #include <linux/spi/tdo24m.h> |
| 37 | |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 38 | #include <asm/mach-types.h> |
| 39 | #include <asm/mach/arch.h> |
| 40 | #include <asm/mach/map.h> |
| 41 | |
| 42 | #include <plat/board.h> |
| 43 | #include <plat/common.h> |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 44 | #include <plat/nand.h> |
| 45 | #include <plat/gpmc.h> |
| 46 | #include <plat/usb.h> |
Mike Rapoport | 7f049ad | 2009-12-14 09:01:08 +0100 | [diff] [blame] | 47 | #include <plat/display.h> |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 48 | |
| 49 | #include <mach/hardware.h> |
| 50 | |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 51 | #include "mux.h" |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 52 | #include "sdram-micron-mt46h32m32lf-6.h" |
Adrian Hunter | d02a900 | 2010-02-15 10:03:34 -0800 | [diff] [blame^] | 53 | #include "hsmmc.h" |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 54 | |
| 55 | #define CM_T35_GPIO_PENDOWN 57 |
| 56 | |
| 57 | #define CM_T35_SMSC911X_CS 5 |
| 58 | #define CM_T35_SMSC911X_GPIO 163 |
| 59 | #define SB_T35_SMSC911X_CS 4 |
| 60 | #define SB_T35_SMSC911X_GPIO 65 |
| 61 | |
| 62 | #define NAND_BLOCK_SIZE SZ_128K |
| 63 | #define GPMC_CS0_BASE 0x60 |
| 64 | #define GPMC_CS0_BASE_ADDR (OMAP34XX_GPMC_VIRT + GPMC_CS0_BASE) |
| 65 | |
| 66 | #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) |
| 67 | #include <linux/smsc911x.h> |
| 68 | |
| 69 | static struct smsc911x_platform_config cm_t35_smsc911x_config = { |
| 70 | .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, |
| 71 | .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, |
| 72 | .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, |
| 73 | .phy_interface = PHY_INTERFACE_MODE_MII, |
| 74 | }; |
| 75 | |
| 76 | static struct resource cm_t35_smsc911x_resources[] = { |
| 77 | { |
| 78 | .flags = IORESOURCE_MEM, |
| 79 | }, |
| 80 | { |
| 81 | .start = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO), |
| 82 | .end = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO), |
| 83 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, |
| 84 | }, |
| 85 | }; |
| 86 | |
| 87 | static struct platform_device cm_t35_smsc911x_device = { |
| 88 | .name = "smsc911x", |
| 89 | .id = 0, |
| 90 | .num_resources = ARRAY_SIZE(cm_t35_smsc911x_resources), |
| 91 | .resource = cm_t35_smsc911x_resources, |
| 92 | .dev = { |
| 93 | .platform_data = &cm_t35_smsc911x_config, |
| 94 | }, |
| 95 | }; |
| 96 | |
| 97 | static struct resource sb_t35_smsc911x_resources[] = { |
| 98 | { |
| 99 | .flags = IORESOURCE_MEM, |
| 100 | }, |
| 101 | { |
| 102 | .start = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO), |
| 103 | .end = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO), |
| 104 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, |
| 105 | }, |
| 106 | }; |
| 107 | |
| 108 | static struct platform_device sb_t35_smsc911x_device = { |
| 109 | .name = "smsc911x", |
| 110 | .id = 1, |
| 111 | .num_resources = ARRAY_SIZE(sb_t35_smsc911x_resources), |
| 112 | .resource = sb_t35_smsc911x_resources, |
| 113 | .dev = { |
| 114 | .platform_data = &cm_t35_smsc911x_config, |
| 115 | }, |
| 116 | }; |
| 117 | |
| 118 | static void __init cm_t35_init_smsc911x(struct platform_device *dev, |
| 119 | int cs, int irq_gpio) |
| 120 | { |
| 121 | unsigned long cs_mem_base; |
| 122 | |
| 123 | if (gpmc_cs_request(cs, SZ_16M, &cs_mem_base) < 0) { |
| 124 | pr_err("CM-T35: Failed request for GPMC mem for smsc911x\n"); |
| 125 | return; |
| 126 | } |
| 127 | |
| 128 | dev->resource[0].start = cs_mem_base + 0x0; |
| 129 | dev->resource[0].end = cs_mem_base + 0xff; |
| 130 | |
| 131 | if ((gpio_request(irq_gpio, "ETH IRQ") == 0) && |
| 132 | (gpio_direction_input(irq_gpio) == 0)) { |
| 133 | gpio_export(irq_gpio, 0); |
| 134 | } else { |
| 135 | pr_err("CM-T35: could not obtain gpio for SMSC911X IRQ\n"); |
| 136 | return; |
| 137 | } |
| 138 | |
| 139 | platform_device_register(dev); |
| 140 | } |
| 141 | |
| 142 | static void __init cm_t35_init_ethernet(void) |
| 143 | { |
| 144 | cm_t35_init_smsc911x(&cm_t35_smsc911x_device, |
| 145 | CM_T35_SMSC911X_CS, CM_T35_SMSC911X_GPIO); |
| 146 | cm_t35_init_smsc911x(&sb_t35_smsc911x_device, |
| 147 | SB_T35_SMSC911X_CS, SB_T35_SMSC911X_GPIO); |
| 148 | } |
| 149 | #else |
| 150 | static inline void __init cm_t35_init_ethernet(void) { return; } |
| 151 | #endif |
| 152 | |
| 153 | #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) |
| 154 | #include <linux/leds.h> |
| 155 | |
| 156 | static struct gpio_led cm_t35_leds[] = { |
| 157 | [0] = { |
| 158 | .gpio = 186, |
| 159 | .name = "cm-t35:green", |
| 160 | .default_trigger = "heartbeat", |
| 161 | .active_low = 0, |
| 162 | }, |
| 163 | }; |
| 164 | |
| 165 | static struct gpio_led_platform_data cm_t35_led_pdata = { |
| 166 | .num_leds = ARRAY_SIZE(cm_t35_leds), |
| 167 | .leds = cm_t35_leds, |
| 168 | }; |
| 169 | |
| 170 | static struct platform_device cm_t35_led_device = { |
| 171 | .name = "leds-gpio", |
| 172 | .id = -1, |
| 173 | .dev = { |
| 174 | .platform_data = &cm_t35_led_pdata, |
| 175 | }, |
| 176 | }; |
| 177 | |
| 178 | static void __init cm_t35_init_led(void) |
| 179 | { |
| 180 | platform_device_register(&cm_t35_led_device); |
| 181 | } |
| 182 | #else |
| 183 | static inline void cm_t35_init_led(void) {} |
| 184 | #endif |
| 185 | |
| 186 | #if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE) |
| 187 | #include <linux/mtd/mtd.h> |
| 188 | #include <linux/mtd/nand.h> |
| 189 | #include <linux/mtd/partitions.h> |
| 190 | |
| 191 | static struct mtd_partition cm_t35_nand_partitions[] = { |
| 192 | { |
| 193 | .name = "xloader", |
| 194 | .offset = 0, /* Offset = 0x00000 */ |
| 195 | .size = 4 * NAND_BLOCK_SIZE, |
| 196 | .mask_flags = MTD_WRITEABLE |
| 197 | }, |
| 198 | { |
| 199 | .name = "uboot", |
| 200 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ |
| 201 | .size = 15 * NAND_BLOCK_SIZE, |
| 202 | }, |
| 203 | { |
| 204 | .name = "uboot environment", |
| 205 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ |
| 206 | .size = 2 * NAND_BLOCK_SIZE, |
| 207 | }, |
| 208 | { |
| 209 | .name = "linux", |
| 210 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ |
| 211 | .size = 32 * NAND_BLOCK_SIZE, |
| 212 | }, |
| 213 | { |
| 214 | .name = "rootfs", |
| 215 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ |
| 216 | .size = MTDPART_SIZ_FULL, |
| 217 | }, |
| 218 | }; |
| 219 | |
| 220 | static struct omap_nand_platform_data cm_t35_nand_data = { |
| 221 | .parts = cm_t35_nand_partitions, |
| 222 | .nr_parts = ARRAY_SIZE(cm_t35_nand_partitions), |
| 223 | .dma_channel = -1, /* disable DMA in OMAP NAND driver */ |
| 224 | .cs = 0, |
| 225 | .gpmc_cs_baseaddr = (void __iomem *)GPMC_CS0_BASE_ADDR, |
| 226 | .gpmc_baseaddr = (void __iomem *)OMAP34XX_GPMC_VIRT, |
| 227 | |
| 228 | }; |
| 229 | |
| 230 | static struct resource cm_t35_nand_resource = { |
| 231 | .flags = IORESOURCE_MEM, |
| 232 | }; |
| 233 | |
| 234 | static struct platform_device cm_t35_nand_device = { |
| 235 | .name = "omap2-nand", |
| 236 | .id = -1, |
| 237 | .num_resources = 1, |
| 238 | .resource = &cm_t35_nand_resource, |
| 239 | .dev = { |
| 240 | .platform_data = &cm_t35_nand_data, |
| 241 | }, |
| 242 | }; |
| 243 | |
| 244 | static void __init cm_t35_init_nand(void) |
| 245 | { |
| 246 | if (platform_device_register(&cm_t35_nand_device) < 0) |
| 247 | pr_err("CM-T35: Unable to register NAND device\n"); |
| 248 | } |
| 249 | #else |
| 250 | static inline void cm_t35_init_nand(void) {} |
| 251 | #endif |
| 252 | |
| 253 | #if defined(CONFIG_TOUCHSCREEN_ADS7846) || \ |
| 254 | defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 255 | #include <linux/spi/ads7846.h> |
| 256 | |
| 257 | #include <plat/mcspi.h> |
| 258 | |
| 259 | static struct omap2_mcspi_device_config ads7846_mcspi_config = { |
| 260 | .turbo_mode = 0, |
| 261 | .single_channel = 1, /* 0: slave, 1: master */ |
| 262 | }; |
| 263 | |
| 264 | static int ads7846_get_pendown_state(void) |
| 265 | { |
| 266 | return !gpio_get_value(CM_T35_GPIO_PENDOWN); |
| 267 | } |
| 268 | |
| 269 | static struct ads7846_platform_data ads7846_config = { |
| 270 | .x_max = 0x0fff, |
| 271 | .y_max = 0x0fff, |
| 272 | .x_plate_ohms = 180, |
| 273 | .pressure_max = 255, |
| 274 | .debounce_max = 10, |
| 275 | .debounce_tol = 3, |
| 276 | .debounce_rep = 1, |
| 277 | .get_pendown_state = ads7846_get_pendown_state, |
| 278 | .keep_vref_on = 1, |
| 279 | }; |
| 280 | |
| 281 | static struct spi_board_info cm_t35_spi_board_info[] __initdata = { |
| 282 | { |
| 283 | .modalias = "ads7846", |
| 284 | .bus_num = 1, |
| 285 | .chip_select = 0, |
| 286 | .max_speed_hz = 1500000, |
| 287 | .controller_data = &ads7846_mcspi_config, |
| 288 | .irq = OMAP_GPIO_IRQ(CM_T35_GPIO_PENDOWN), |
| 289 | .platform_data = &ads7846_config, |
| 290 | }, |
| 291 | }; |
| 292 | |
| 293 | static void __init cm_t35_init_ads7846(void) |
| 294 | { |
| 295 | if ((gpio_request(CM_T35_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) && |
| 296 | (gpio_direction_input(CM_T35_GPIO_PENDOWN) == 0)) { |
| 297 | gpio_export(CM_T35_GPIO_PENDOWN, 0); |
| 298 | } else { |
| 299 | pr_err("CM-T35: could not obtain gpio for ADS7846_PENDOWN\n"); |
| 300 | return; |
| 301 | } |
| 302 | |
| 303 | spi_register_board_info(cm_t35_spi_board_info, |
| 304 | ARRAY_SIZE(cm_t35_spi_board_info)); |
| 305 | } |
| 306 | #else |
| 307 | static inline void cm_t35_init_ads7846(void) {} |
| 308 | #endif |
| 309 | |
Mike Rapoport | 7f049ad | 2009-12-14 09:01:08 +0100 | [diff] [blame] | 310 | #define CM_T35_LCD_EN_GPIO 157 |
| 311 | #define CM_T35_LCD_BL_GPIO 58 |
| 312 | #define CM_T35_DVI_EN_GPIO 54 |
| 313 | |
| 314 | static int lcd_bl_gpio; |
| 315 | static int lcd_en_gpio; |
| 316 | static int dvi_en_gpio; |
| 317 | |
| 318 | static int lcd_enabled; |
| 319 | static int dvi_enabled; |
| 320 | |
| 321 | static int cm_t35_panel_enable_lcd(struct omap_dss_device *dssdev) |
| 322 | { |
| 323 | if (dvi_enabled) { |
| 324 | printk(KERN_ERR "cannot enable LCD, DVI is enabled\n"); |
| 325 | return -EINVAL; |
| 326 | } |
| 327 | |
| 328 | gpio_set_value(lcd_en_gpio, 1); |
| 329 | gpio_set_value(lcd_bl_gpio, 1); |
| 330 | |
| 331 | lcd_enabled = 1; |
| 332 | |
| 333 | return 0; |
| 334 | } |
| 335 | |
| 336 | static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev) |
| 337 | { |
| 338 | lcd_enabled = 0; |
| 339 | |
| 340 | gpio_set_value(lcd_bl_gpio, 0); |
| 341 | gpio_set_value(lcd_en_gpio, 0); |
| 342 | } |
| 343 | |
| 344 | static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev) |
| 345 | { |
| 346 | if (lcd_enabled) { |
| 347 | printk(KERN_ERR "cannot enable DVI, LCD is enabled\n"); |
| 348 | return -EINVAL; |
| 349 | } |
| 350 | |
| 351 | gpio_set_value(dvi_en_gpio, 0); |
| 352 | dvi_enabled = 1; |
| 353 | |
| 354 | return 0; |
| 355 | } |
| 356 | |
| 357 | static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev) |
| 358 | { |
| 359 | gpio_set_value(dvi_en_gpio, 1); |
| 360 | dvi_enabled = 0; |
| 361 | } |
| 362 | |
| 363 | static int cm_t35_panel_enable_tv(struct omap_dss_device *dssdev) |
| 364 | { |
| 365 | return 0; |
| 366 | } |
| 367 | |
| 368 | static void cm_t35_panel_disable_tv(struct omap_dss_device *dssdev) |
| 369 | { |
| 370 | } |
| 371 | |
| 372 | static struct omap_dss_device cm_t35_lcd_device = { |
| 373 | .name = "lcd", |
| 374 | .driver_name = "toppoly_tdo35s_panel", |
| 375 | .type = OMAP_DISPLAY_TYPE_DPI, |
| 376 | .phy.dpi.data_lines = 18, |
| 377 | .platform_enable = cm_t35_panel_enable_lcd, |
| 378 | .platform_disable = cm_t35_panel_disable_lcd, |
| 379 | }; |
| 380 | |
| 381 | static struct omap_dss_device cm_t35_dvi_device = { |
| 382 | .name = "dvi", |
| 383 | .driver_name = "generic_panel", |
| 384 | .type = OMAP_DISPLAY_TYPE_DPI, |
| 385 | .phy.dpi.data_lines = 24, |
| 386 | .platform_enable = cm_t35_panel_enable_dvi, |
| 387 | .platform_disable = cm_t35_panel_disable_dvi, |
| 388 | }; |
| 389 | |
| 390 | static struct omap_dss_device cm_t35_tv_device = { |
| 391 | .name = "tv", |
| 392 | .driver_name = "venc", |
| 393 | .type = OMAP_DISPLAY_TYPE_VENC, |
| 394 | .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, |
| 395 | .platform_enable = cm_t35_panel_enable_tv, |
| 396 | .platform_disable = cm_t35_panel_disable_tv, |
| 397 | }; |
| 398 | |
| 399 | static struct omap_dss_device *cm_t35_dss_devices[] = { |
| 400 | &cm_t35_lcd_device, |
| 401 | &cm_t35_dvi_device, |
| 402 | &cm_t35_tv_device, |
| 403 | }; |
| 404 | |
| 405 | static struct omap_dss_board_info cm_t35_dss_data = { |
| 406 | .num_devices = ARRAY_SIZE(cm_t35_dss_devices), |
| 407 | .devices = cm_t35_dss_devices, |
| 408 | .default_device = &cm_t35_dvi_device, |
| 409 | }; |
| 410 | |
| 411 | static struct platform_device cm_t35_dss_device = { |
| 412 | .name = "omapdss", |
| 413 | .id = -1, |
| 414 | .dev = { |
| 415 | .platform_data = &cm_t35_dss_data, |
| 416 | }, |
| 417 | }; |
| 418 | |
| 419 | static struct omap2_mcspi_device_config tdo24m_mcspi_config = { |
| 420 | .turbo_mode = 0, |
| 421 | .single_channel = 1, /* 0: slave, 1: master */ |
| 422 | }; |
| 423 | |
| 424 | static struct tdo24m_platform_data tdo24m_config = { |
| 425 | .model = TDO35S, |
| 426 | }; |
| 427 | |
| 428 | static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = { |
| 429 | { |
| 430 | .modalias = "tdo24m", |
| 431 | .bus_num = 4, |
| 432 | .chip_select = 0, |
| 433 | .max_speed_hz = 1000000, |
| 434 | .controller_data = &tdo24m_mcspi_config, |
| 435 | .platform_data = &tdo24m_config, |
| 436 | }, |
| 437 | }; |
| 438 | |
| 439 | static void __init cm_t35_init_display(void) |
| 440 | { |
| 441 | int err; |
| 442 | |
| 443 | lcd_en_gpio = CM_T35_LCD_EN_GPIO; |
| 444 | lcd_bl_gpio = CM_T35_LCD_BL_GPIO; |
| 445 | dvi_en_gpio = CM_T35_DVI_EN_GPIO; |
| 446 | |
| 447 | spi_register_board_info(cm_t35_lcd_spi_board_info, |
| 448 | ARRAY_SIZE(cm_t35_lcd_spi_board_info)); |
| 449 | |
| 450 | err = gpio_request(lcd_en_gpio, "LCD RST"); |
| 451 | if (err) { |
| 452 | pr_err("CM-T35: failed to get LCD reset GPIO\n"); |
| 453 | goto out; |
| 454 | } |
| 455 | |
| 456 | err = gpio_request(lcd_bl_gpio, "LCD BL"); |
| 457 | if (err) { |
| 458 | pr_err("CM-T35: failed to get LCD backlight control GPIO\n"); |
| 459 | goto err_lcd_bl; |
| 460 | } |
| 461 | |
| 462 | err = gpio_request(dvi_en_gpio, "DVI EN"); |
| 463 | if (err) { |
| 464 | pr_err("CM-T35: failed to get DVI reset GPIO\n"); |
| 465 | goto err_dvi_en; |
| 466 | } |
| 467 | |
| 468 | gpio_export(lcd_en_gpio, 0); |
| 469 | gpio_export(lcd_bl_gpio, 0); |
| 470 | gpio_export(dvi_en_gpio, 0); |
| 471 | gpio_direction_output(lcd_en_gpio, 0); |
| 472 | gpio_direction_output(lcd_bl_gpio, 0); |
| 473 | gpio_direction_output(dvi_en_gpio, 1); |
| 474 | |
| 475 | msleep(50); |
| 476 | gpio_set_value(lcd_en_gpio, 1); |
| 477 | |
| 478 | err = platform_device_register(&cm_t35_dss_device); |
| 479 | if (err) { |
| 480 | pr_err("CM-T35: failed to register DSS device\n"); |
| 481 | goto err_dev_reg; |
| 482 | } |
| 483 | |
| 484 | return; |
| 485 | |
| 486 | err_dev_reg: |
| 487 | gpio_free(dvi_en_gpio); |
| 488 | err_dvi_en: |
| 489 | gpio_free(lcd_bl_gpio); |
| 490 | err_lcd_bl: |
| 491 | gpio_free(lcd_en_gpio); |
| 492 | out: |
| 493 | |
| 494 | return; |
| 495 | } |
| 496 | |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 497 | static struct regulator_consumer_supply cm_t35_vmmc1_supply = { |
| 498 | .supply = "vmmc", |
| 499 | }; |
| 500 | |
| 501 | static struct regulator_consumer_supply cm_t35_vsim_supply = { |
| 502 | .supply = "vmmc_aux", |
| 503 | }; |
| 504 | |
Mike Rapoport | 7f049ad | 2009-12-14 09:01:08 +0100 | [diff] [blame] | 505 | static struct regulator_consumer_supply cm_t35_vdac_supply = { |
| 506 | .supply = "vdda_dac", |
| 507 | .dev = &cm_t35_dss_device.dev, |
| 508 | }; |
| 509 | |
| 510 | static struct regulator_consumer_supply cm_t35_vdvi_supply = { |
| 511 | .supply = "vdvi", |
| 512 | .dev = &cm_t35_dss_device.dev, |
| 513 | }; |
| 514 | |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 515 | /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ |
| 516 | static struct regulator_init_data cm_t35_vmmc1 = { |
| 517 | .constraints = { |
| 518 | .min_uV = 1850000, |
| 519 | .max_uV = 3150000, |
| 520 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 521 | | REGULATOR_MODE_STANDBY, |
| 522 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 523 | | REGULATOR_CHANGE_MODE |
| 524 | | REGULATOR_CHANGE_STATUS, |
| 525 | }, |
| 526 | .num_consumer_supplies = 1, |
| 527 | .consumer_supplies = &cm_t35_vmmc1_supply, |
| 528 | }; |
| 529 | |
| 530 | /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ |
| 531 | static struct regulator_init_data cm_t35_vsim = { |
| 532 | .constraints = { |
| 533 | .min_uV = 1800000, |
| 534 | .max_uV = 3000000, |
| 535 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 536 | | REGULATOR_MODE_STANDBY, |
| 537 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 538 | | REGULATOR_CHANGE_MODE |
| 539 | | REGULATOR_CHANGE_STATUS, |
| 540 | }, |
| 541 | .num_consumer_supplies = 1, |
| 542 | .consumer_supplies = &cm_t35_vsim_supply, |
| 543 | }; |
| 544 | |
Mike Rapoport | 7f049ad | 2009-12-14 09:01:08 +0100 | [diff] [blame] | 545 | /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */ |
| 546 | static struct regulator_init_data cm_t35_vdac = { |
| 547 | .constraints = { |
| 548 | .min_uV = 1800000, |
| 549 | .max_uV = 1800000, |
| 550 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 551 | | REGULATOR_MODE_STANDBY, |
| 552 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 553 | | REGULATOR_CHANGE_STATUS, |
| 554 | }, |
| 555 | .num_consumer_supplies = 1, |
| 556 | .consumer_supplies = &cm_t35_vdac_supply, |
| 557 | }; |
| 558 | |
| 559 | /* VPLL2 for digital video outputs */ |
| 560 | static struct regulator_init_data cm_t35_vpll2 = { |
| 561 | .constraints = { |
| 562 | .name = "VDVI", |
| 563 | .min_uV = 1800000, |
| 564 | .max_uV = 1800000, |
| 565 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 566 | | REGULATOR_MODE_STANDBY, |
| 567 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 568 | | REGULATOR_CHANGE_STATUS, |
| 569 | }, |
| 570 | .num_consumer_supplies = 1, |
| 571 | .consumer_supplies = &cm_t35_vdvi_supply, |
| 572 | }; |
| 573 | |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 574 | static struct twl4030_usb_data cm_t35_usb_data = { |
| 575 | .usb_mode = T2_USB_MODE_ULPI, |
| 576 | }; |
| 577 | |
| 578 | static int cm_t35_keymap[] = { |
| 579 | KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_LEFT), |
| 580 | KEY(1, 0, KEY_UP), KEY(1, 1, KEY_ENTER), KEY(1, 2, KEY_DOWN), |
| 581 | KEY(2, 0, KEY_RIGHT), KEY(2, 1, KEY_C), KEY(2, 2, KEY_D), |
| 582 | }; |
| 583 | |
| 584 | static struct matrix_keymap_data cm_t35_keymap_data = { |
| 585 | .keymap = cm_t35_keymap, |
| 586 | .keymap_size = ARRAY_SIZE(cm_t35_keymap), |
| 587 | }; |
| 588 | |
| 589 | static struct twl4030_keypad_data cm_t35_kp_data = { |
| 590 | .keymap_data = &cm_t35_keymap_data, |
| 591 | .rows = 3, |
| 592 | .cols = 3, |
| 593 | .rep = 1, |
| 594 | }; |
| 595 | |
| 596 | static struct twl4030_hsmmc_info mmc[] = { |
| 597 | { |
| 598 | .mmc = 1, |
| 599 | .wires = 4, |
| 600 | .gpio_cd = -EINVAL, |
| 601 | .gpio_wp = -EINVAL, |
| 602 | |
| 603 | }, |
| 604 | { |
| 605 | .mmc = 2, |
| 606 | .wires = 4, |
| 607 | .transceiver = 1, |
| 608 | .gpio_cd = -EINVAL, |
| 609 | .gpio_wp = -EINVAL, |
| 610 | .ocr_mask = 0x00100000, /* 3.3V */ |
| 611 | }, |
| 612 | {} /* Terminator */ |
| 613 | }; |
| 614 | |
| 615 | static struct ehci_hcd_omap_platform_data ehci_pdata = { |
| 616 | .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, |
| 617 | .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, |
| 618 | .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, |
| 619 | |
| 620 | .phy_reset = true, |
| 621 | .reset_gpio_port[0] = -EINVAL, |
| 622 | .reset_gpio_port[1] = -EINVAL, |
| 623 | .reset_gpio_port[2] = -EINVAL |
| 624 | }; |
| 625 | |
| 626 | static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio, |
| 627 | unsigned ngpio) |
| 628 | { |
| 629 | int wlan_rst = gpio + 2; |
| 630 | |
| 631 | if ((gpio_request(wlan_rst, "WLAN RST") == 0) && |
| 632 | (gpio_direction_output(wlan_rst, 1) == 0)) { |
| 633 | gpio_export(wlan_rst, 0); |
| 634 | |
| 635 | udelay(10); |
| 636 | gpio_set_value(wlan_rst, 0); |
| 637 | udelay(10); |
| 638 | gpio_set_value(wlan_rst, 1); |
| 639 | } else { |
| 640 | pr_err("CM-T35: could not obtain gpio for WiFi reset\n"); |
| 641 | } |
| 642 | |
| 643 | /* gpio + 0 is "mmc0_cd" (input/IRQ) */ |
| 644 | mmc[0].gpio_cd = gpio + 0; |
| 645 | twl4030_mmc_init(mmc); |
| 646 | |
| 647 | /* link regulators to MMC adapters */ |
| 648 | cm_t35_vmmc1_supply.dev = mmc[0].dev; |
| 649 | cm_t35_vsim_supply.dev = mmc[0].dev; |
| 650 | |
| 651 | /* setup USB with proper PHY reset GPIOs */ |
| 652 | ehci_pdata.reset_gpio_port[0] = gpio + 6; |
| 653 | ehci_pdata.reset_gpio_port[1] = gpio + 7; |
| 654 | |
| 655 | usb_ehci_init(&ehci_pdata); |
| 656 | |
| 657 | return 0; |
| 658 | } |
| 659 | |
| 660 | static struct twl4030_gpio_platform_data cm_t35_gpio_data = { |
| 661 | .gpio_base = OMAP_MAX_GPIO_LINES, |
| 662 | .irq_base = TWL4030_GPIO_IRQ_BASE, |
| 663 | .irq_end = TWL4030_GPIO_IRQ_END, |
| 664 | .setup = cm_t35_twl_gpio_setup, |
| 665 | }; |
| 666 | |
| 667 | static struct twl4030_platform_data cm_t35_twldata = { |
| 668 | .irq_base = TWL4030_IRQ_BASE, |
| 669 | .irq_end = TWL4030_IRQ_END, |
| 670 | |
| 671 | /* platform_data for children goes here */ |
| 672 | .keypad = &cm_t35_kp_data, |
| 673 | .usb = &cm_t35_usb_data, |
| 674 | .gpio = &cm_t35_gpio_data, |
| 675 | .vmmc1 = &cm_t35_vmmc1, |
| 676 | .vsim = &cm_t35_vsim, |
Mike Rapoport | 7f049ad | 2009-12-14 09:01:08 +0100 | [diff] [blame] | 677 | .vdac = &cm_t35_vdac, |
| 678 | .vpll2 = &cm_t35_vpll2, |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 679 | }; |
| 680 | |
| 681 | static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = { |
| 682 | { |
| 683 | I2C_BOARD_INFO("tps65930", 0x48), |
| 684 | .flags = I2C_CLIENT_WAKE, |
| 685 | .irq = INT_34XX_SYS_NIRQ, |
| 686 | .platform_data = &cm_t35_twldata, |
| 687 | }, |
| 688 | }; |
| 689 | |
| 690 | static void __init cm_t35_init_i2c(void) |
| 691 | { |
| 692 | omap_register_i2c_bus(1, 2600, cm_t35_i2c_boardinfo, |
| 693 | ARRAY_SIZE(cm_t35_i2c_boardinfo)); |
| 694 | } |
| 695 | |
| 696 | static struct omap_board_config_kernel cm_t35_config[] __initdata = { |
| 697 | }; |
| 698 | |
| 699 | static void __init cm_t35_init_irq(void) |
| 700 | { |
| 701 | omap_board_config = cm_t35_config; |
| 702 | omap_board_config_size = ARRAY_SIZE(cm_t35_config); |
| 703 | |
| 704 | omap2_init_common_hw(mt46h32m32lf6_sdrc_params, |
| 705 | mt46h32m32lf6_sdrc_params); |
| 706 | omap_init_irq(); |
| 707 | omap_gpio_init(); |
| 708 | } |
| 709 | |
| 710 | static void __init cm_t35_map_io(void) |
| 711 | { |
| 712 | omap2_set_globals_343x(); |
Tony Lindgren | 6fbd55d | 2010-02-12 12:26:47 -0800 | [diff] [blame] | 713 | omap34xx_map_common_io(); |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 714 | } |
| 715 | |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 716 | static struct omap_board_mux board_mux[] __initdata = { |
Mike Rapoport | edc961a | 2009-12-11 16:16:35 -0800 | [diff] [blame] | 717 | /* nCS and IRQ for CM-T35 ethernet */ |
| 718 | OMAP3_MUX(GPMC_NCS5, OMAP_MUX_MODE0), |
| 719 | OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP), |
| 720 | |
| 721 | /* nCS and IRQ for SB-T35 ethernet */ |
| 722 | OMAP3_MUX(GPMC_NCS4, OMAP_MUX_MODE0), |
| 723 | OMAP3_MUX(GPMC_WAIT3, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP), |
| 724 | |
| 725 | /* PENDOWN GPIO */ |
| 726 | OMAP3_MUX(GPMC_NCS6, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), |
| 727 | |
| 728 | /* mUSB */ |
| 729 | OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 730 | OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 731 | OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 732 | OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 733 | OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 734 | OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 735 | OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 736 | OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 737 | OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 738 | OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 739 | OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 740 | OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 741 | |
| 742 | /* MMC 2 */ |
| 743 | OMAP3_MUX(SDMMC2_DAT4, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), |
| 744 | OMAP3_MUX(SDMMC2_DAT5, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), |
| 745 | OMAP3_MUX(SDMMC2_DAT6, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), |
| 746 | OMAP3_MUX(SDMMC2_DAT7, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), |
| 747 | |
| 748 | /* McSPI 1 */ |
| 749 | OMAP3_MUX(MCSPI1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 750 | OMAP3_MUX(MCSPI1_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 751 | OMAP3_MUX(MCSPI1_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 752 | OMAP3_MUX(MCSPI1_CS0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN), |
| 753 | |
| 754 | /* McSPI 4 */ |
| 755 | OMAP3_MUX(MCBSP1_CLKR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), |
| 756 | OMAP3_MUX(MCBSP1_DX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), |
| 757 | OMAP3_MUX(MCBSP1_DR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), |
| 758 | OMAP3_MUX(MCBSP1_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT_PULLUP), |
| 759 | |
| 760 | /* McBSP 2 */ |
| 761 | OMAP3_MUX(MCBSP2_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 762 | OMAP3_MUX(MCBSP2_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 763 | OMAP3_MUX(MCBSP2_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 764 | OMAP3_MUX(MCBSP2_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 765 | |
| 766 | /* serial ports */ |
| 767 | OMAP3_MUX(MCBSP3_CLKX, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), |
| 768 | OMAP3_MUX(MCBSP3_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), |
| 769 | OMAP3_MUX(UART1_TX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 770 | OMAP3_MUX(UART1_RX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT), |
| 771 | |
| 772 | /* DSS */ |
| 773 | OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 774 | OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 775 | OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 776 | OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 777 | OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 778 | OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 779 | OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 780 | OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 781 | OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 782 | OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 783 | OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 784 | OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 785 | OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 786 | OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 787 | OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 788 | OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 789 | OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 790 | OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 791 | OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 792 | OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 793 | OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 794 | OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 795 | OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 796 | OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 797 | OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 798 | OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 799 | OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 800 | OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT), |
| 801 | |
Mike Rapoport | 7f049ad | 2009-12-14 09:01:08 +0100 | [diff] [blame] | 802 | /* display controls */ |
| 803 | OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), |
| 804 | OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), |
| 805 | OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), |
| 806 | |
Mike Rapoport | edc961a | 2009-12-11 16:16:35 -0800 | [diff] [blame] | 807 | /* TPS IRQ */ |
| 808 | OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \ |
| 809 | OMAP_PIN_INPUT_PULLUP), |
| 810 | |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 811 | { .reg_offset = OMAP_MUX_TERMINATOR }, |
| 812 | }; |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 813 | |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 814 | static void __init cm_t35_init(void) |
| 815 | { |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 816 | omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 817 | omap_serial_init(); |
| 818 | cm_t35_init_i2c(); |
| 819 | cm_t35_init_nand(); |
| 820 | cm_t35_init_ads7846(); |
| 821 | cm_t35_init_ethernet(); |
| 822 | cm_t35_init_led(); |
Mike Rapoport | 7f049ad | 2009-12-14 09:01:08 +0100 | [diff] [blame] | 823 | cm_t35_init_display(); |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 824 | |
| 825 | usb_musb_init(); |
Mike Rapoport | 2886d12 | 2009-11-18 18:41:07 -0800 | [diff] [blame] | 826 | } |
| 827 | |
| 828 | MACHINE_START(CM_T35, "Compulab CM-T35") |
| 829 | .phys_io = 0x48000000, |
| 830 | .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, |
| 831 | .boot_params = 0x80000100, |
| 832 | .map_io = cm_t35_map_io, |
| 833 | .init_irq = cm_t35_init_irq, |
| 834 | .init_machine = cm_t35_init, |
| 835 | .timer = &omap_timer, |
| 836 | MACHINE_END |